Add files to simulate bbtomuons without forcing semileptonic decay

MC/config/PWGDQ/external/generator/GeneratorBeautyToMu_EvtGen.C

@@ -11,7 +11,7 @@ R__ADD_INCLUDE_PATH($O2DPG_ROOT/MC/config/PWGHF/external/generator)
 
 
 FairGenerator*
-GeneratorBeautyToMu_EvtGenFwdY(double rapidityMin = -4.3, double rapidityMax = -2.2, bool ispp = true, bool verbose = false, TString pdgs = "511;521;531;541;5112;5122;5232;5132;5332")
+GeneratorBeautyToMu_EvtGenFwdY(double rapidityMin = -4.3, double rapidityMax = -2.2, bool ispp = true, bool forcedecay = true, bool verbose = false, TString pdgs = "511;521;531;541;5112;5122;5232;5132;5332")
 {
   auto gen = new o2::eventgen::GeneratorEvtGen<o2::eventgen::GeneratorHF>();
   gen->setRapidity(rapidityMin,rapidityMax);
@@ -30,7 +30,8 @@ GeneratorBeautyToMu_EvtGenFwdY(double rapidityMin = -4.3, double rapidityMax = -
    gen->AddPdg(std::stoi(spdg),i);
    printf("PDG %d \n",std::stoi(spdg));
   }
-  gen->SetForceDecay(kEvtSemiMuonic);
+  if(forcedecay) gen->SetForceDecay(kEvtSemiMuonic);
+  else gen->SetForceDecay(kEvtAll);
   // set random seed
   gen->readString("Random:setSeed on");
   uint random_seed;

MC/config/PWGDQ/ini/GeneratorHF_bbbarToDDbarToMuons_fwdy.ini

@@ -0,0 +1,23 @@
+
+### The setup uses an external event generator
+### This part sets the path of the file and the function call to retrieve it
+
+[GeneratorExternal]
+fileName = ${O2DPG_ROOT}/MC/config/PWGDQ/external/generator/GeneratorBeautyToMu_EvtGen.C
+funcName = GeneratorBeautyToMu_EvtGenFwdY(-4.3,-2.3,true,false)
+
+### The external generator derives from GeneratorPythia8.
+### This part configures the bits of the interface: configuration and user hooks
+
+[GeneratorPythia8]
+config = ${O2DPG_ROOT}/MC/config/common/pythia8/generator/pythia8_hf.cfg
+hooksFileName = ${O2DPG_ROOT}/MC/config/PWGHF/pythia8/hooks/pythia8_userhooks_qqbar.C
+hooksFuncName = pythia8_userhooks_bbbar(-4.3,-2.3)
+
+### The setup uses an external even generator trigger which is
+### defined in the following file and it is retrieved and configured
+### according to the specified function call
+
+[TriggerExternal]
+fileName = ${O2DPG_ROOT}/MC/config/PWGDQ/trigger/selectDaughterFromHFwithinAcc.C
+funcName = selectDaughterFromHFwithinAcc(13,kTRUE,-4.3,-2.3)

MC/config/PWGDQ/ini/tests/GeneratorHF_bbbarToDDbarToMuons_fwdy.C

@@ -0,0 +1,85 @@
+int External()
+{
+  int checkPdgDecay = 13;
+  std::string path{"o2sim_Kine.root"};
+  TFile file(path.c_str(), "READ");
+  if (file.IsZombie()) {
+    std::cerr << "Cannot open ROOT file " << path << "\n";
+    return 1;
+  }
+  auto tree = (TTree*)file.Get("o2sim");
+  std::vector<o2::MCTrack>* tracks{};
+  tree->SetBranchAddress("MCTrack", &tracks);
+
+  int nLeptons{};
+  int nLeptonsInAcceptance{};
+  int nLeptonsToBeDone{};
+  int nSignalPairs{};
+  int nLeptonPairs{};
+  int nLeptonPairsInAcceptance{};
+  int nLeptonPairsToBeDone{};
+  auto nEvents = tree->GetEntries();
+
+  for (int i = 0; i < nEvents; i++) {
+    tree->GetEntry(i);
+    int nleptonseinacc = 0;
+    int nleptonse = 0;
+    int nleptonseToBeDone = 0;
+    int nopenHeavy = 0;
+    for (auto& track : *tracks) {
+      auto pdg = track.GetPdgCode();
+      auto y = track.GetRapidity();
+      if (std::abs(pdg) == checkPdgDecay) {
+        int igmother = track.getMotherTrackId();
+        if (igmother > 0) {
+          auto gmTrack = (*tracks)[igmother];
+          int gmpdg = gmTrack.GetPdgCode();
+          if ( int(std::abs(gmpdg)/100.) == 4 || int(std::abs(gmpdg)/1000.) == 4 || int(std::abs(gmpdg)/100.) == 5 || int(std::abs(gmpdg)/1000.) == 5 ) {
+            nLeptons++;
+            nleptonse++;
+            if (-4.3 < y && y < -2.3) {
+              nleptonseinacc++;
+              nLeptonsInAcceptance++;
+            }
+            if (track.getToBeDone()) {
+              nLeptonsToBeDone++;
+              nleptonseToBeDone++;
+            }
+          }
+        }    
+      } else if (std::abs(pdg) == 411 || std::abs(pdg) == 421 || std::abs(pdg) == 431 || std::abs(pdg) == 4122 || std::abs(pdg) == 4132 || std::abs(pdg) == 4232 || std::abs(pdg) == 4332 || std::abs(pdg) == 511 || std::abs(pdg) == 521 || std::abs(pdg) == 531 || std::abs(pdg) == 541 || std::abs(pdg) == 5112 || std::abs(pdg) == 5122 || std::abs(pdg) == 5232 || std::abs(pdg) == 5132 || std::abs(pdg) == 5332) {
+        nopenHeavy++;
+      }
+    }
+    if (nopenHeavy > 1) nSignalPairs++;
+    if (nleptonse > 1) nLeptonPairs++;
+    if (nleptonseToBeDone > 1) nLeptonPairsToBeDone++;
+    if (nleptonseinacc > 1) nLeptonPairsInAcceptance++;
+  }
+  std::cout << "#events: " << nEvents << "\n"
+  << "#muons in acceptance: " << nLeptonsInAcceptance << "\n"
+  << "#muon pairs in acceptance: " << nLeptonPairsInAcceptance << "\n"
+  << "#muons: " << nLeptons << "\n"
+  << "#muons to be done: " << nLeptonsToBeDone << "\n"
+  << "#signal pairs: " << nSignalPairs << "\n"
+  << "#muon pairs: " << nLeptonPairs << "\n"
+  << "#muon pairs to be done: " << nLeptonPairsToBeDone << "\n";
+  if (nSignalPairs <= nLeptonPairs) {
+    std::cerr << "Number of muon pairs should be less than HF hadron pairs\n";
+    return 1;
+  }
+  if (nSignalPairs < nEvents) {
+    std::cerr << "Number of signal pairs should be at least equaled to the number of events\n";
+    return 1;
+  }
+  if (nLeptonPairs != nLeptonPairsToBeDone) {
+    std::cerr << "The number of muon pairs should be the same as the number of muon pairs which should be transported.\n";
+    return 1;
+  }
+  if (nLeptons != nLeptonsToBeDone) {
+    std::cerr << "The number of muons should be the same as the number of muons which should be transported.\n";
+    return 1;
+  }
+
+  return 0;
+}

MC/run/PWGDQ/runBeautyToMuons_noForce_fwd_pp.sh

@@ -0,0 +1,27 @@
+#!/usr/bin/env bash
+
+# make sure O2DPG + O2 is loaded
+[ ! "${O2DPG_ROOT}" ] && echo "Error: This needs O2DPG loaded" && exit 1
+[ ! "${O2_ROOT}" ] && echo "Error: This needs O2 loaded" && exit 1
+
+# ----------- SETUP LOCAL CCDB CACHE --------------------------
+export ALICEO2_CCDB_LOCALCACHE=$PWD/.ccdb
+
+
+# ----------- LOAD UTILITY FUNCTIONS --------------------------
+. ${O2_ROOT}/share/scripts/jobutils.sh
+
+RNDSEED=${RNDSEED:-0}
+NSIGEVENTS=${NSIGEVENTS:-1}
+NBKGEVENTS=${NBKGEVENTS:-1}
+NWORKERS=${NWORKERS:-8}
+NTIMEFRAMES=${NTIMEFRAMES:-1}
+
+
+${O2DPG_ROOT}/MC/bin/o2dpg_sim_workflow.py -eCM 13600 -gen external -j ${NWORKERS} -ns ${NSIGEVENTS} -tf ${NTIMEFRAMES} -e TGeant4 -mod "MCH MFT MID ITS" \
+     -trigger "external" -ini $O2DPG_ROOT/MC/config/PWGDQ/ini/GeneratorHF_bbbarToDDbarToMuons_fwdy.ini  \
+    -genBkg pythia8 -procBkg cdiff -colBkg pp --embedding -nb ${NBKGEVENTS} \
+    -confKeyBkg "Diamond.width[2]=6" -interactionRate 2000 --mft-assessment-full --fwdmatching-assessment-full
+
+# run workflow
+${O2DPG_ROOT}/MC/bin/o2_dpg_workflow_runner.py -f workflow.json -f workflow.json -tt aod  -jmax 1